Which ZIP code in Merrimack County has the highest median home value?

03257 (New London), at $559,000 (±$64,880), among 23 ZIP codes with at least 1,000 residents.

Why are some ZIP codes missing?

ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

ZIP codes with the highest home values in Merrimack County, NH

These are the 23 ZIP codes in Merrimack County with the highest median home value, out of 23 with at least 1,000 residents. 03257 (New London, $559,000), 03304 (Bow, $506,500) and 03229 (Contoocook, $506,100) lead the list. There is no single "best" ZIP code in Merrimack County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

ZIP codes with the highest home values in Merrimack County

Rank	ZIP	Mailing city	Median home value	Residents	Households	Residential mailboxes
1	03257	New London	$559,000 ±$64,880	4,484	1,650	1,340
2	03304	Bow	$506,500 ±$34,268	8,335	2,858	3,007
3	03229	Contoocook	$506,100 ±$53,548	6,046	2,127	2,330
4	03046	Dunbarton	$484,100 ±$32,658	3,097	1,194	1,224
5	03255	Newbury	$465,000 ±$36,309	2,015	800	880
6	03224	Canterbury	$438,500 ±$22,796	2,392	946	956
7	03258	Chichester	$410,100 ±$25,431	2,721	1,038	1,069
8	03106	Hooksett	$408,400 ±$25,973	15,032	5,475	6,002
9	03287	Wilmot	$399,600 ±$42,945	1,487	658	494
10	03301	Concord	$371,300 ±$14,470	33,995	13,856	13,331
11	03307	Loudon	$365,400 ±$48,593	5,724	2,248	2,259
12	03268	Salisbury	$363,200 ±$54,292	1,468	596	439
13	03216	Andover	$358,800 ±$42,294	2,046	842	896
14	03278	Warner	$356,900 ±$19,651	3,079	1,248	1,193
15	03242	Henniker	$356,700 ±$48,851	6,197	2,121	1,556
16	03234	Epsom	$338,400 ±$19,116	4,939	1,926	1,918
17	03275	Suncook	$336,500 ±$16,817	12,205	4,791	5,360
18	03221	Bradford	$325,400 ±$25,145	2,200	879	697
19	03303	Concord	$296,200 ±$17,299	16,571	6,700	7,057
20	03263	Pittsfield	$294,800 ±$30,301	4,105	1,762	1,722
21	03276	Tilton	$272,700 ±$36,368	9,015	3,573	3,491
22	03235	Franklin	$263,600 ±$22,222	8,903	3,637	3,969
23	03230	Danbury	$240,700 ±$34,583	1,451	649	549

How we ranked them

Ranked by median value of owner-occupied homes as reported by owners (ACS 5-year estimates, 2020–2024). Published medians are capped at $2,000,000. ZIP codes need at least 1,000 residents to be ranked; 23 of 28 qualify.

Which of these to mail, and why

Home value tracks what owners spend on the house itself: renovations, landscaping, pest control, security, interior design. Pair it with the homeowner share so the mailer reaches owners, not tenants.

The top five ZIP codes on this list hold 8,629 households, on 20 carrier routes with 8,781 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 03257 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

Map it and price it

EDDM guides

Frequently asked questions

Which ZIP code in Merrimack County has the highest median home value?: 03257 (New London), at $559,000 (±$64,880), among 23 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median value of owner-occupied homes as reported by owners (ACS 5-year estimates, 2020–2024). Published medians are capped at $2,000,000.
Why are some ZIP codes missing?: ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.